<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        span {
            display: inline-block;
            width: 100px;
            height: 40px;
            line-height: 40px;
            text-align: center;
            background-color: blue;
            margin: 10px;
        }
    </style>
</head>

<body>
    <script>
        function sayHi() {
            for (let i = 1; i <= 9; i++) {
                for (let j = 1; j <= i; j++) {
                    document.write(`<span>${j} x ${i} = ${j * i}</span>`);
                }
                document.write("<br/>");
            }
        }
        sayHi()
        sayHi()
        sayHi()
    </script>
</body>

</html>